20020691803

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{17764589}}^1$

素因数の和:17764626

約数の個数: 12

約数和(自身を含む): 24301959120

約数和(自身を除く): 4281267317

約数列:

[1, 7, 23, 49, 161, 1127, 17764589, 124352123, 408585547, 870464861, 2860098829, 20020691803]

約数ペア:

[(1, 20020691803), (7, 2860098829), (23, 870464861), (49, 408585547), (161, 124352123), (1127, 17764589)]